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Individual Calculations February 2016 |
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| Romijn, Bart Total change: -22.60 | |   |
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| Chessfestival Groningen Open B | Groningen | NED | 2015-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1495 | 1867 | 0.50 | 1 | -0.40 | 20 | -8.00 | |
|  Waardenburg, Feline | | | 1495 | NED | 0.50 | 1 | -0.40 | 20 | -8.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Chessfestival Groningen Compact B | Groningen | NED | 2015-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1809 | 1867 | 1.00 | 3 | -0.73 | 20 | -14.60 | |
| | Von Kreyfelt, Ernst | | | 1843 | NED | 0.50 | 1 | -0.03 | 20 | -0.60 | |  Seijen, Henk | | | 1869 | NED | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Dubbeldam, Lydia | | | 1716 | NED | 0.00 | 1 | -0.70 | 20 | -14.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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